Dell Latitude E5420 (Early 2011) - Manual (Page 137)

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Display Hinges
Removing the Display Hinges
1. Follow the procedures in Before Working On Your Computer .
2. Remove the battery .
3. Remove the back panel .
4. Remove the keyboard trim .
5. Remove the keyboard .
6. Remove the optical drive.
7. Remove the CPU door.
8. Remove the palm rest.
9. Remove the display assembly.
10. Remove the display bezel. .
11. Remove the display panel .
12. Remove the screws that secure the display hinges.
13. Remove the display hinges from the display assembly.
14. Separate the display hinge towers from the hinges.
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